Weather forecast accuracy details for Great Falls, Montana

These are the one- to three-day out accuracy percentages for high temperature, low temperature, icon forecast precipitation (both rain and snow), and text forecast precipitation (both rain and snow). Temperature accuracy is the percentage of forecasts within three degrees. Precipitation accuracy is the percentage of correct forecasts. The forecasts are collected in the evening.

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Weather Forecast Accuracy Data Last Month (March)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   85.37% 76.19% 89.41% 89.41% 85.09%
The Weather Channel   85.06% 65.91% 89.66% 89.66% 82.57%
Foreca/Vaisala   80.46% 65.91% 88.51% 88.51% 80.85%
AccuWeather   79.31% 72.73% 86.21% 85.06% 80.83%
AerisWeather   81.61% 64.77% 88.51% 83.91% 79.70%
Weatherbit   86.21% 45.45% 89.66% 89.66% 77.74%
Pirate Weather   63.22% 44.32% 89.66% 86.21% 70.85%
NWS Digital Forecast   77.01% 61.36% 67.82% 67.82% 68.50%
Open-Meteo   54.02% 52.27% 77.01% 77.01% 65.08%
Wetter.com   39.08% 54.55% 78.16% 78.16% 62.49%
OpenWeather   50.57% 32.95% 79.31% 79.31% 60.54%
World Weather Online   47.13% 44.32% 72.41% 72.41% 59.07%
Persistence   24.59% 24.59% 60.66% 60.66% 42.62%

Weather Forecast Accuracy Data Last Year (2024)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   78.43% 63.36% 87.92% 87.92% 79.41%
Microsoft   77.62% 65.19% 85.95% 87.11% 78.97%
Foreca/Vaisala   75.51% 64.43% 86.67% 86.67% 78.32%
AccuWeather   77.22% 63.67% 83.73% 83.14% 76.94%
AerisWeather   73.86% 62.39% 84.44% 83.86% 76.14%
Weatherbit   73.17% 53.37% 83.90% 84.09% 73.63%
NWS Digital Forecast   70.90% 58.10% 78.55% 78.55% 71.52%
Open-Meteo   64.04% 45.00% 83.00% 83.00% 68.76%
Pirate Weather   65.79% 37.03% 84.73% 84.73% 68.07%
OpenWeather   58.50% 34.11% 82.42% 82.42% 64.36%
World Weather Online   52.96% 38.68% 80.97% 80.97% 63.39%
Wetter.com   42.53% 42.90% 79.02% 78.20% 60.66%
Persistence   27.46% 26.71% 66.71% 66.71% 46.90%

If this data feeds your inner weather geek, you'll probably be interested in the amazing amount of weather data available from ForecastWatch. Likewise, if you're looking to assess your own forecasting accuracy or would like to make more informed decisions about a weather provider you're considering or already use, we can provide data to help you.

The data here is calculated from forecasts and observations collected and analyzed by ForecastWatch. If you would like more information about the methods, scientific approach, and the quality controls employed to ensure the data and analyses are of the highest quality, please read this overview.

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